Commit c5a4bf91 authored by James Morse's avatar James Morse Committed by Zeng Heng
Browse files

arm64: mpam: Select ARCH_HAS_CPU_RESCTRL 

maillist inclusion
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I8T2RT

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/morse/linux.git/log/?h=mpam/snapshot/v6.7-rc2



---------------------------

Enough MPAM support is present to enable ARCH_HAS_CPU_RESCTRL.
Let it rip^Wlink!

Signed-off-by: default avatarJames Morse <james.morse@arm.com>
Signed-off-by: default avatarZeng Heng <zengheng4@huawei.com>
parent 0fac724d

arch/arm64/Kconfig

+2 −1
Original line number Diff line number Diff line
@@ -2059,7 +2059,8 @@ config ARM64_TLB_RANGE 
config ARM64_MPAM

	bool "Enable support for MPAM"

	select ACPI_MPAM if ACPI

	select ARM_CPU_RESCTRL

	select ARCH_HAS_CPU_RESCTRL

	select RESCTRL_FS

	help

	  Memory Partitioning and Monitoring is an optional extension

	  that allows the CPUs to mark load and store transactions with

arch/arm64/include/asm/resctrl.h

0 → 100644
+1 −0
Original line number Diff line number Diff line 
#include <linux/arm_mpam.h>

drivers/platform/mpam/Kconfig

+3 −1
Original line number Diff line number Diff line
@@ -2,5 +2,7 @@ 
# CPU resources, not containers or cgroups etc.

config ARM_CPU_RESCTRL

	bool

	depends on ARM64

	default y

	depends on ARM64 && ARCH_HAS_CPU_RESCTRL

	depends on MISC_FILESYSTEMS

	select RESCTRL_RMID_DEPENDS_ON_CLOSID